R.I. Gen. Laws § 11-12-5: Plea of former jeopardy.

Any person indicted under either § 11-12-3 or 11-12-4 may plead a former conviction or acquittal of the same offense in the state or county in which the duel was fought, and that plea, if admitted or established, shall bar all further proceedings against the person for the same offense within this state.